Samyang 135mm f/1.8 Autofocus Lens for Sony E-Mount
The Samyang 135mm f/1.8 is a 135mm f/1.8 lens designed for Sony E mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Samyang 135mm f/1.8 Autofocus Lens for Sony E-Mount
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Lens Overview — Samyang 135mm f/1.8
Key Features — Samyang 135mm f/1.8
135mm f/1.8 Aperture: An unusually wide maximum aperture for a 135mm prime, enabling strong subject-background separation and effective shooting in low light.
Native Sony E-Mount: Full electronic integration with Sony E-mount mirrorless bodies, supporting autofocus, EXIF data, and lens correction profiles.
Autofocus Support: Built-in autofocus motor allows reliable AF operation on compatible Sony bodies, with manual focus override available when needed.
Full-Frame Coverage: Image circle covers full-frame sensors, making it compatible with the entire Sony E-mount mirrorless lineup including APS-C bodies.
Prime Lens Design: Fixed 135mm focal length delivers consistent optical performance optimized for portraiture, events, and telephoto work.
82mm Filter Thread: Accepts standard 82mm screw-in filters, including polarizers and ND filters commonly used with large-aperture telephoto lenses.
Lens Specifications — Samyang 135mm f/1.8
| Spec | Detail |
|---|---|
| Use Cases | Astrophotography, Travel |
| Lens Type | Prime |
| Format | Full Frame |
| Zoom/Prime | Prime |
| Focal Length | 135mm |
| Maximum Aperture | f/1.8 |
| Camera System | Mirrorless |
| Lens Mount | Sony E |
| Autofocus | Yes |
| Focus Type | Auto, Manual |
| Image Stabilization | None |
| Filter Thread | 82mm |
Description — Samyang 135mm f/1.8
The Samyang 135mm f/1.8 Autofocus Lens for Sony E-Mount is a telephoto prime built for full-frame mirrorless shooting. Its f/1.8 maximum aperture provides strong light-gathering capability at the 135mm focal length, making it a compelling option for photographers focused on portrait work, events, or any scenario demanding subject isolation. The lens natively supports Sony E-mount and is designed for full-frame coverage, though it will also function on APS-C bodies in the same system.
Focus flexibility is built in, with both autofocus and manual focus modes available. Weighing 772g, the lens has a solid, substantial feel. The 82mm filter thread allows for the use of a full range of screw-in filter accessories.
One practical consideration: the lens carries no optical image stabilization, so shooters relying on stabilization will need to lean on their camera body's in-body system. For Sony E-mount users seeking a fast, native-mount telephoto prime with autofocus support, this Samyang offers a focused set of specifications worth evaluating.
Pros — Samyang 135mm f/1.8
- ✓Wide maximum aperture of f/1.8 for a telephoto prime enables strong subject separation
- ✓Native Sony E-mount compatibility ensures full electronic integration with supported mirrorless bodies
- ✓Supports both autofocus and manual focus, offering shooting flexibility
Cons — Samyang 135mm f/1.8
- ✗No image stabilization, so handheld shooting at slower shutter speeds requires reliance on in-body stabilization
- ✗At 772g, the lens is relatively heavy for a mirrorless prime and may add noticeable weight to a carry kit
- ✗Fixed 135mm focal length offers no zoom flexibility for reframing
Videos — Samyang 135mm f/1.8
Samyang 135mm f1.8 Photo & Video Review - A7IV, A7III, A7sIII — Julia Trotti
Frequently Asked Questions — Samyang 135mm f/1.8
Which camera mounts is this lens compatible with?+
This lens is designed exclusively for the Sony E-mount. It is built for mirrorless camera systems and provides full-frame coverage, making it suitable for Sony's full-frame E-mount bodies as well as APS-C E-mount cameras.
Does this lens support autofocus?+
Yes, the lens supports both autofocus and manual focus operation. Autofocus is fully supported, and users can also switch to manual focus when preferred.
Does the Samyang 135mm f/1.8 have image stabilization?+
No, this lens does not include optical image stabilization. Photographers shooting handheld in low light or at slower shutter speeds will need to depend on any in-body image stabilization their Sony camera body may provide.
What filter size does this lens use?+
The lens has an 82mm filter thread. This is a larger filter size, so polarizers, ND filters, or other screw-in accessories will need to be 82mm in diameter.
How heavy is this lens?+
The Samyang 135mm f/1.8 weighs 772g. This is worth considering when building out a travel or event kit, as it adds meaningful weight to the overall camera system.
Is this lens suitable for full-frame Sony cameras?+
Yes, the lens is designed with full-frame coverage and is compatible with Sony's full-frame E-mount mirrorless cameras. It can also be mounted on APS-C Sony E-mount bodies.